/* Copyright 2009 Requirements Management System 
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.mags.remas.server;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * 
 * @author Mario Gaitan
 *
 */
public class ImageServlet extends AbstractServlet {
	@Override
	protected void doAction(HttpServletRequest req, HttpServletResponse resp)
			throws Exception {
		StringBuffer contentType = new StringBuffer();
        byte[] data = ImageUtils.getImageByPath(req.getPathInfo(), contentType);
		if(data!=null) {
	        resp.setHeader("Cache-Control", "private,no-cache,no-store");        
	        resp.setContentType("image/"+contentType);			
			resp.getOutputStream().write(data);
			resp.getOutputStream().flush();
	        resp.getOutputStream().close();
		}
	}
}
